The end-Ordovician mass extinction, the first of the ‘Big Five’ mass extinctions occurred 445 million years ago and was characterized by the disappearance...
Cell classes are the building blocks for the central nervous system. It is widely believed that major classes of neurons have been identified in the retina,...
A team of researchers has reconstructed and analyzed the external and internal bone morphology of a deformed hip bone from Smilodon fatalis, one of the...
Juno launched on August 5, 2011 and successfully entered Jupiter’s orbit on July 4, 2016. During each of the spacecraft’s 37 passes of Jupiter to date,...
Using the Immersion GRating INfrared Spectrometer (IGRINS) at the Gemini South Observatory on Cerro Pachon, Chile, astronomers have measured carbon-to-hydrogen...
CW Leonis, which is located 400 light-years away in the constellation of Leo, is a carbon star — a luminous type of red giant star with a carbon-rich...
Homo bodoensis lived in Africa during the early Middle Pleistocene, around 500,000 years ago, and was the direct ancestor of the Homo sapiens lineage;...
Variations in the brightness of light seen from around a stellar-mass black hole in the binary system MAXI J1820+070 were caused by a huge warp in its...
Pterosaurs reached only modest sizes in the Triassic and Jurassic periods. By contrast, the Cretaceous period saw a trend toward large to giant size (2...
The Shelley’s eagle owl (Bubo shelleyi) was photographed by Imperial College London researcher Joseph Tobias and freelance ecologist Robert Williams...
The newly-discovered protocluster, named PHz G237.01+42.50 (G237 for short), contains over 60 members, including blue star-forming galaxies and active...
While most mammals are drab browns and grays, there are a small number of well-known and intriguing exceptions. Perhaps the most famous of all is the giant...
NASA has released an incredibly beautiful image of a nebula, a cloud of gas and dust captured by the agency’s Spitzer Space Telescope.
This image from...
An amethyst gemstone seal from the Second Temple period has a unique engraving: a bird and a branch with five fruits, according to the Israel Antiquities...
A lemur species called Indri indri displays, in its coordinated songs, the isochronous and 1:2 rhythm categories seen in human music, showing that such...
Using a revolutionary technology known as LiDAR (laser imaging, detection and ranging), an international team of archaeologists has discovered 478 rectangular...
A team of researchers from the Okinawa Institute of Science and Technology Graduate University and University College London has decoded the genome of...
A Hox gene, a major developmental gene that regulates the identity of structures on the segments of black-tailed bumblebees (Bombus melanopygus), turns...
A Type II core-collapse supernova called SN 2020fqv exploded in NGC 4568, a member of a pair of colliding unbarred spiral galaxies; the other member of...
